ogre_render_queue_clearer.cpp
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29 
31 
32 #include <OgreRoot.h>
33 #include <OgrePass.h>
34 
35 namespace rviz
36 {
38 {
39  // TODO Auto-generated constructor stub
40 }
41 
43 {
44  // TODO Auto-generated destructor stub
45 }
46 
47 
48 bool OgreRenderQueueClearer::frameStarted(const Ogre::FrameEvent& /*evt*/)
49 {
50  // Workaround taken from http://www.ogre3d.org/mantis/view.php?id=130
51  // in case a plugin creates its own scene manager.
52  //
53  // Has the following modifications:
54  // 1. Need to pass 'true' to RenderQueue::clear( bool destroyPassMaps ).
55  // 2. Don't need to call Ogre::Pass::processPendingPassUpdates(),
56  // since this is done within RenderQueue::clear().
57 
58  // This workaround is only necessary if there is more than one
59  // scene manager present, so check for that
60  Ogre::SceneManagerEnumerator::SceneManagerIterator it =
61  Ogre::Root::getSingletonPtr()->getSceneManagerIterator();
62  it.getNext();
63  if (!it.hasMoreElements())
64  {
65  return true;
66  }
67 
68  it = Ogre::Root::getSingletonPtr()->getSceneManagerIterator();
69  while (it.hasMoreElements())
70  {
71  it.getNext()->getRenderQueue()->clear(true);
72  }
73  return true;
74 }
75 
76 } // namespace rviz
bool frameStarted(const Ogre::FrameEvent &evt) override


rviz
Author(s): Dave Hershberger, David Gossow, Josh Faust
autogenerated on Sat May 27 2023 02:06:24